| /* SPDX-License-Identifier: GPL-2.0 */ | 
 | #ifndef __LINUX_IIO_KFIFO_BUF_H__ | 
 | #define __LINUX_IIO_KFIFO_BUF_H__ | 
 |  | 
 | struct iio_buffer; | 
 | struct iio_buffer_setup_ops; | 
 | struct iio_dev; | 
 | struct device; | 
 |  | 
 | struct iio_buffer *iio_kfifo_allocate(void); | 
 | void iio_kfifo_free(struct iio_buffer *r); | 
 |  | 
 | int devm_iio_kfifo_buffer_setup_ext(struct device *dev, | 
 | 				    struct iio_dev *indio_dev, | 
 | 				    int mode_flags, | 
 | 				    const struct iio_buffer_setup_ops *setup_ops, | 
 | 				    const struct attribute **buffer_attrs); | 
 |  | 
 | #define devm_iio_kfifo_buffer_setup(dev, indio_dev, mode_flags, setup_ops)	\ | 
 | 	devm_iio_kfifo_buffer_setup_ext((dev), (indio_dev), (mode_flags), (setup_ops), NULL) | 
 |  | 
 | #endif |